A176487 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 5 | | 1 |
| | | | | | | | 1 | | 13 | | 13 | | 1 |
| | | | | | | 1 | | 29 | | 71 | | 29 | | 1 |
| | | | | | 1 | | 61 | | 311 | | 311 | | 61 | | 1 |
| | | | | 1 | | 125 | | 1205 | | 2435 | | 1205 | | 125 | | 1 |
| | | | 1 | | 253 | | 4313 | | 15653 | | 15653 | | 4313 | | 253 | | 1 |
| | | 1 | | 509 | | 14635 | | 88289 | | 156259 | | 88289 | | 14635 | | 509 | | 1 |
| | 1 | | 1021 | | 47875 | | 455275 | | 1310479 | | 1310479 | | 455275 | | 47875 |
|
A176487 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 13 | 29 | 61 | 125 | 253 | 509 | 1021
| | 1 | 13 | 71 | 311 | 1205 | 4313 | 14635 | 47875
| | 1 | 29 | 311 | 2435 | 15653 | 88289 | 455275
| | 1 | 61 | 1205 | 15653 | 156259 | 1310479
| | 1 | 125 | 4313 | 88289 | 1310479
| | 1 | 253 | 14635 | 455275
| | 1 | 509 | 47875
| | 1
|
A176487 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 13 | 29 | 61 | 125 | 253 | 509 | 1021
| | | 1 | 13 | 71 | 311 | 1205 | 4313 | 14635 | 47875
| | | | 1 | 29 | 311 | 2435 | 15653 | 88289 | 455275
| | | | | 1 | 61 | 1205 | 15653 | 156259 | 1310479
| | | | | | 1 | 125 | 4313 | 88289 | 1310479
| | | | | | | 1 | 253 | 14635 | 455275
| | | | | | | | 1 | 509 | 47875
| | | | | | | | | 1
| | | | | | | | |
|
|
